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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Engine test bed results for distribution on a cast induction pipe with a carburetter on the Cox side.

Identifier  ExFiles\Box 75\2\  scan0294
Date  13th January 1923
  
RR 26 (10M BKS) (SH 698 5-11-20) MP 231103
X2758
ROLLS-ROYCE LTD.
INSTRUCTIONS.
To Mr Hives
Order No.
Customer's No.
Engine Test Bed
Distribution on Cast Induction Pipe
Corburetter on Cox. Side

[Diagram of an induction pipe with labels 'R' and 'square joints']

No heat to Carb. Water cold

Table 1:
RPM | Distribution (1, 2, 3, 4, 5, 6) | lbs | H | box
500 | S | SW | S | S | VW | SS{S. Smith} | 106 | 22 | 27
750 | S | SW | VS{J. Vickers} | S | VW | SS{S. Smith} | 103 | 30.9 | 37
1000 | OK | SW | VSS | SS{S. Smith} | W | OK | 194 | 47.5 | 41
1250 | OK | W | SS{S. Smith} | OK | W | OK | 111.5 | 58 | 52
1500 | OK | W | OK | OK | W | SS{S. Smith} | 109.5 | 68.4 | 58
1750 | OK | SW | VSW | OK | W | OK | 105 | 76.5 | -
2000 | VSS | W | OK | OK | W | OK | 98 | 81.6 | -

No heat to Carb. Water 80°

Table 2:
RPM | Distribution (1, 2, 3, 4, 5, 6) | lbs | H | box
500 | S | SW | SS{S. Smith} | SS{S. Smith} | VSW | SS{S. Smith} | 112 | 28.6 | 21.5
750 | SS{S. Smith} | SW | S | S | W | SS{S. Smith} | 109.5 | 30.4 | 31.4
1000 | OK | SW | VSS | VSS | SW | VSS | 110 | 43.5 | 40.5
1250 | S | W | SS{S. Smith} | SS{S. Smith} | W | SS{S. Smith} | 102 | 53.1 | 48
1500 | S | W | SS{S. Smith} | SS{S. Smith} | W | SS{S. Smith} | 106 | 66.2 | 56
1750 | S | W | SS{S. Smith} | SS{S. Smith} | W | SS{S. Smith} | 106.5 | 77.6 | -
2000 | S | W | SS{S. Smith} | W | S | 97 | 80.8 | -

W weakest
S strongest

Signed [Illegible Signature]
This Sheet must be filed on completion of the work
  
  


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